* {
  margin: 0;
  padding: 0;
}

ul {
  list-style: none;
}

.float-left, .index .nav img, .index .nav .list ul li, .index .center_up div .center_up_banner ul li, .index .center_down div .center_down_banner ul li, .index .floor div .floor_banner div, .index .statement p, .index .statement div ul li {
  float: left;
}

.index {
  width: 1350px;
  height: 1915px;
  margin: 0 auto;
  background-color: #cecece;
}

.index .nav {
  width: 100%;
  height: 80px;
  background-color: #fff;
}

.index .nav img {
  margin-left: 135px;
  padding: 18px 0;
}

.index .nav .list {
  float: right;
  width: 800px;
  height: 100%;
  line-height: 80px;
  text-align: center;
}

.index .nav .list ul li {
  margin-left: 50px;
  color: #646464;
}

.index .image img {
  width: 100%;
  height: 470px;
}

.index .center_up {
  width: 100%;
  height: 405px;
  background-color: #fff;
}

.index .center_up div {
  width: 1040px;
  height: 100%;
  margin: 0 auto;
}

.index .center_up div .center_up_nav {
  height: 75px;
  padding-top: 60px;
  text-align: center;
}

.index .center_up div .center_up_nav p {
  font-size: 14px;
}

.index .center_up div .center_up_nav p span {
  color: #c3c3c3;
  font-size: 12px;
}

.index .center_up div .center_up_banner {
  height: 270px;
}

.index .center_up div .center_up_banner ul li {
  margin-left: 30px;
  margin-right: 30px;
}

.index .center_down {
  width: 100%;
  height: 460px;
  background-color: #f8f8f8;
}

.index .center_down div {
  width: 1080px;
  height: 100%;
  margin: 0 auto;
}

.index .center_down div .center_down_nav {
  height: 75px;
  padding-top: 60px;
  text-align: center;
}

.index .center_down div .center_down_nav p span {
  color: #c3c3c3;
  font-size: 12px;
}

.index .center_down div .center_down_nav p span em {
  color: #66c4b4;
  font-size: 16px;
  font-style: normal;
}

.index .center_down div .center_down_banner {
  height: 250px;
}

.index .center_down div .center_down_banner ul li {
  margin-left: 10px;
  margin-right: 10px;
}

.index .center_down div .center_down_floor {
  width: 100%;
  height: 35px;
}

.index .center_down div .center_down_floor input {
  width: 170px;
  height: 35px;
  display: block;
  margin: 0 auto;
  color: #fff;
  border-radius: 23px;
  border-color: transparent;
  background-color: #67c5b5;
}

.index .floor {
  width: 100%;
  height: 450px;
  background-color: #fff;
}

.index .floor div .floor_nav {
  height: 75px;
  padding-top: 60px;
  text-align: center;
}

.index .floor div .floor_nav p {
  font-size: 14px;
}

.index .floor div .floor_nav p span {
  color: #c3c3c3;
  font-size: 12px;
}

.index .floor div .floor_banner {
  height: calc(100%-135px);
  margin-top: 40px;
}

.index .floor div .floor_banner div {
  margin-left: 135px;
}

.index .floor div .floor_banner .floor_banner_right {
  margin-left: 15px;
}

.index .statement {
  font-size: 12px;
  color: #fff;
  width: 100%;
  height: 50px;
  background-color: #67c5b5;
}

.index .statement p {
  height: 50px;
  line-height: 50px;
  text-align: center;
  margin-left: 135px;
}

.index .statement div {
  float: right;
}

.index .statement div ul {
  margin-right: 135px;
  margin-top: 17px;
}

.index .statement div ul li {
  padding: 0 15px;
  border-left: 1px solid #c1e9e1;
  border-right: 1px solid #90d3c9;
}

.malou li:nth-of-type(1) {
  border-left: transparent;
}

.malou li:nth-of-type(4) {
  border-right: transparent;
}
